Lukjan A, Iyaruk A, Petchprakob C. Soil water retention curve and permeability function of the para rubber biopolymer treated sand. Interdiscip. Res. Rev. [internet]. 2020 Oct. 21 [cited 2026 Oct. 10];15(5):1-7. available from: https://ph02.tci-thaijo.org/index.php/jtir/article/view/241025